Anionic modified PVOH, including carboxyl modification and sulfonic acid modification;
Cationic modified PVOH;
Nonionic modified PVOH, mainly used in the manufacture of PVA water-soluble film;
Anionic modified polyvinyl alcohol
Modified PVOH has a full range of brands for customers in different fields to choose from. The modified polyvinyl alcohol retains the properties of polyvinyl alcohol itself and has special functions. Our modified varieties are as follows:
Anionic modified PVOH, including carboxyl modification and sulfonic acid modification;
Cationic modified PVOH;
Nonionic modified PVOH, mainly used in the manufacture of PVA water-soluble film;
Anionic modified polyvinyl alcohol
| Product | Viscosity（mPa.s） | Alcoholysis degree（mole）% | Appearance |
| 9430R | 30.0±3.0 | 94.0±2.0 | Nearly white particles |
| 8825R | 25.5±2.5 | 88.0±1.5 | Nearly white particles |
| 853M | 2.8±0.5 | 85.5±2.5 | Light yellow granules |
| 853ML | ≤2500.0（3） | 85.0±2.0 | Light yellow granules |
| 8823M | 23.5±2.5 | 88.0±1.5 | Nearly white particles |
Cationic and nonionic modified polyvinyl alcohol
| Product | Viscosity（mPa.s） | Alcoholysis degree（mole）% | Appearance |
| 965E | 5.0±0.5 | 96.0±2.0 | white particles |
| 9013E | 13.0±2.5 | 90.0±2.0 | white particles |
| 9615E | 15.0±2.5 | 96.0±2.0 | white particles |
| 8720Y | 20.5±2.5 | 87.0±2.0 | white particles |
Carboxyl-modified PVOH properties :
| Excellent rheological properties | High surface activity |
| Chelated metal ions | Alkali resistance |
Sulfonic acid modified PVOH properties:
| Excellent solubility properties | Non-reactive with metals |
| Compatibility of inorganic materials | Inorganic salt solution is stable |
| Sizing and desizing | Good rheological properties |
| High surface activity | Anti-skinning performance |
Application of carboxyl-modified PVOH:
| Product | Fields of use |
| 9430R | Coated paper/photo paper substrate, release paper, PVA film, emulsifier, cement mortar, adhesive, |
| 8825R | Printing paper, coated paper, carbonless copy paper, adhesive, PVA film |
| 853M | Dye dispersants, organic and inorganic material dispersants, and emulsifiers |
| 8823M | Acrylic emulsifier, rewetting binder, paper adhesive |
Application of cationic and nonionic modified PVOH
| Product | Fields of use |
| 8720Y | Quick-drying coating, advertising paper, inkjet printing, IJ recording paper, emulsifier; |
| 9615E | Water-soluble film (pesticide packaging, washing powder packaging, laundry bags, etc.) |
| 9013E | Melt-composite hydrolyzable paper, inkjet printing paper, various coating agents, and water-soluble films. |
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